Waste ink box for printer



FIG. 1 is a front, top and right side perspective view of a waste ink box for printer showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a left side view thereof.

The broken lines illustrate portions of the waste ink box for printer and form no part of the claimed design. 

CLAIM The ornamental design for a waste ink box for printer, as shown and described. 